Polymer Type

$\Delta H_f$ , J/g

T_m, ˚C

T_c, ˚C

$X_c$ , %

$\Delta H_c$ , J/g

HDPE

213.9

134.6

115.0

73.0

253.2

PP

55.7

168.6

122.1

26.9

74.94

50HDPE/50PP

119.7^a/30.5^b

134.4^a/166.1^b

115.2

81.70^a/29.46^b

212.4

70HDPE/30PP

138.1^a/29.6^b

134.4^a/163.7^b

115.5

67.33^a/47.66^b

201.5

80HDPE/20PP

131.0^a/25.1^b

134.8^a/162.6^b

120.8

55.88^a/60.62^b

148.6